diff --git a/mods/ts/rules/aircraft.yaml b/mods/ts/rules/aircraft.yaml
index 5a1eafd1e1..875c944aba 100644
--- a/mods/ts/rules/aircraft.yaml
+++ b/mods/ts/rules/aircraft.yaml
@@ -5,7 +5,7 @@ DPOD:
 	Tooltip:
 		Name: Drop Pod
 	Aircraft:
-		LandWhenIdle: yes
+		LandWhenIdle: true
 		TurnSpeed: 5
 		Speed: 149
 		InitialFacing: 0
@@ -14,9 +14,6 @@ DPOD:
 		HP: 60
 	Armor:
 		Type: Light
-	RevealsShroud:
-		Range: 0
-		Type: CenterPosition
 	Cargo:
 		Types: Infantry
 		MaxWeight: 1
@@ -41,7 +38,7 @@ DSHP:
 	Tooltip:
 		Name: Dropship
 	Aircraft:
-		LandWhenIdle: yes
+		LandWhenIdle: true
 		TurnSpeed: 5
 		Speed: 168
 		InitialFacing: 0
@@ -167,7 +164,7 @@ ORCATRAN:
 		Prerequisites: ~disabled
 	RenderSprites:
 	Aircraft:
-		LandWhenIdle: yes
+		LandWhenIdle: true
 		TurnSpeed: 5
 		Speed: 84
 		InitialFacing: 0
@@ -203,7 +200,7 @@ TRNSPORT:
 		BuildPaletteOrder: 10
 		Prerequisites: ~gahpad, gadept
 	Aircraft:
-		LandWhenIdle: yes
+		LandWhenIdle: true
 		TurnSpeed: 5
 		Speed: 149
 		InitialFacing: 0
@@ -357,7 +354,7 @@ HUNTER:
 	AutoSelectionSize:
 	DrawLineToTarget:
 	AppearsOnRadar:
-		UseLocation: yes
+		UseLocation: true
 	Selectable:
 	SelectionDecorations:
 		Palette: pips
diff --git a/mods/ts/rules/defaults.yaml b/mods/ts/rules/defaults.yaml
index dc9db81002..1dfe1c91e2 100644
--- a/mods/ts/rules/defaults.yaml
+++ b/mods/ts/rules/defaults.yaml
@@ -519,7 +519,7 @@
 	Inherits@3: ^Cloakable
 	DrawLineToTarget:
 	AppearsOnRadar:
-		UseLocation: yes
+		UseLocation: true
 	Targetable@GROUND:
 		TargetTypes: Ground
 		UpgradeTypes: airborne
@@ -536,7 +536,7 @@
 		CruisingUpgrades: cruising
 		RepairBuildings: gadept
 		RearmBuildings: gahpad, nahpad
-		LandWhenIdle: no
+		LandWhenIdle: false
 		Voice: Move
 		IdealSeparation: 853
 	Voiced:
@@ -559,7 +559,6 @@
 ^Helicopter:
 	Inherits: ^Aircraft
 	Aircraft:
-		LandWhenIdle: no
 		CruiseAltitude: 2048
 		CanHover: True
 	Hovers@CRUISING:
@@ -569,7 +568,6 @@
 ^Plane:
 	Inherits: ^Aircraft
 	Aircraft:
-		LandWhenIdle: no
 		CruiseAltitude: 2560
 	ReturnOnIdle:
 
diff --git a/mods/ts/rules/gdi-support.yaml b/mods/ts/rules/gdi-support.yaml
index 6def61f38b..47fcc095e6 100644
--- a/mods/ts/rules/gdi-support.yaml
+++ b/mods/ts/rules/gdi-support.yaml
@@ -83,17 +83,17 @@ GACTWR:
 	WithSpriteTurret@VULC:
 		UpgradeTypes: tower.vulcan
 		UpgradeMinEnabledLevel: 1
-		Recoils: no
+		Recoils: false
 		Sequence: turret-vulcan
 	WithSpriteTurret@ROCKET:
 		UpgradeTypes: tower.rocket
 		UpgradeMinEnabledLevel: 1
-		Recoils: no
+		Recoils: false
 		Sequence: turret-rocket
 	WithSpriteTurret@SAM:
 		UpgradeTypes: tower.sam
 		UpgradeMinEnabledLevel: 1
-		Recoils: no
+		Recoils: false
 		Sequence: turret-sam
 	Armament@VULCPRIMARY:
 		UpgradeTypes: tower.vulcan
diff --git a/mods/ts/rules/gdi-vehicles.yaml b/mods/ts/rules/gdi-vehicles.yaml
index c1550db91a..d8b40033ab 100644
--- a/mods/ts/rules/gdi-vehicles.yaml
+++ b/mods/ts/rules/gdi-vehicles.yaml
@@ -164,7 +164,7 @@ MMCH:
 	AttackTurreted:
 		Voice: Attack
 	WithSpriteTurret:
-		Recoils: no
+		Recoils: false
 	Armament:
 		Weapon: 120mm
 		MuzzleSequence: muzzle
diff --git a/mods/ts/rules/nod-structures.yaml b/mods/ts/rules/nod-structures.yaml
index 72438f9c55..e3eff83574 100644
--- a/mods/ts/rules/nod-structures.yaml
+++ b/mods/ts/rules/nod-structures.yaml
@@ -275,7 +275,7 @@ NARADR:
 		Range: 10c0
 	WithIdleOverlay@DISH:
 		Sequence: idle-dish
-		PauseOnLowPower: yes
+		PauseOnLowPower: true
 	Targetable:
 		TargetTypes: Ground, C4, SpyInfiltrate
 	Power:
diff --git a/mods/ts/rules/nod-support.yaml b/mods/ts/rules/nod-support.yaml
index 02788b7718..01a75b5794 100644
--- a/mods/ts/rules/nod-support.yaml
+++ b/mods/ts/rules/nod-support.yaml
@@ -133,7 +133,6 @@ NASAM:
 		Queue: Defense
 		Prerequisites: naradr, ~structures.nod
 		BuildPaletteOrder: 60
-	Building:
 	Selectable:
 		Bounds: 40, 30, -3, -8
 	RequiresPower:
@@ -151,7 +150,7 @@ NASAM:
 		InitialFacing: 224
 	AttackTurreted:
 	WithSpriteTurret:
-		Recoils: no
+		Recoils: false
 	Armament:
 		Weapon: RedEye2
 		LocalOffset: 384,0,576